Add lint:css:update-suppressions script.

Author: afercia

package.json

@@ -143,6 +143,7 @@
 		"lint:jsdoc:fix": "wp-scripts lint-js --fix",
 		"lint:css": "node ./tools/stylelint/lint-css.js",
 		"lint:css:fix": "stylelint \"src/**/*.{css,scss}\" --fix",
+		"lint:css:update-suppressions": "stylelint \"src/**/*.{css,scss}\" --suppress",
 		"typecheck:js": "tsc --build",
 		"env:start": "node ./tools/local-env/scripts/start.js && node ./tools/local-env/scripts/docker.js run -T --rm php composer update -W",
 		"env:stop": "node ./tools/local-env/scripts/docker.js down",